------------吾亦无他,唯手熟尔,谦卑若愚,好学若饥-------------

联合查询的实际上的意义就是从俩个结果集中拿有特定联系的结果封装为一个结果集

数据库脚本给放一份,供测试使用

create table DEPT
(
deptno NUMBER(2) not null,
dname VARCHAR2(20),
loc VARCHAR2(13)
); alter table DEPT
add constraint PK_DEPT primary key (DEPTNO); create table TEACHER
(
tno NUMBER(4) not null,
tname VARCHAR2(30) not null,
tid CHAR(18),
gendar CHAR(3),
birthdate DATE,
job VARCHAR2(20),
hiredate DATE,
sal NUMBER(7,2),
deptno NUMBER(2),
mgrno NUMBER(4),
comm NUMBER(7,2)
); insert into DEPT (deptno, dname, loc)
values (40, '人力部', '北京海淀');
insert into DEPT (deptno, dname, loc)
values (30, '产品部', '北京海淀');
insert into DEPT (deptno, dname, loc)
values (20, '招生部', '上海虹桥');
insert into DEPT (deptno, dname, loc)
values (10, '研究院', '北京海淀');
insert into DEPT (deptno, dname, loc)
values (50, '系统部', '北京昌平');
commit; insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1002, '赵辉', '110101760609001 ', '男', to_date('09-06-1976', 'dd-mm-yyyy'), '考试专员', to_date('23-05-2006 02:40:40', 'dd-mm-yyyy hh24:mi:ss'), 29370.95, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1003, '杨利乐', '', '女', to_date('25-05-1987', 'dd-mm-yyyy'), '考试专员', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 7134.32, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1004, '王益辉', '', '男', to_date('15-08-1991', 'dd-mm-yyyy'), '营销专员', to_date('16-01-2012 03:12:43', 'dd-mm-yyyy hh24:mi:ss'), 30737.36, 20, null, 2300.00); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1006, '秦璐璐', '', '女', to_date('14-04-1990', 'dd-mm-yyyy'), '运维工程师', to_date('20-06-2012 00:47:09', 'dd-mm-yyyy hh24:mi:ss'), 9013.25, 10, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1007, '梁改焕', '', '女', to_date('20-11-1969', 'dd-mm-yyyy'), '讲师', to_date('13-06-2006 23:07:02', 'dd-mm-yyyy hh24:mi:ss'), 8664.16, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1008, '冯爱仙', '', '女', to_date('02-04-1968', 'dd-mm-yyyy'), '讲师', to_date('06-06-2006 13:41:50', 'dd-mm-yyyy hh24:mi:ss'), 29936.29, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1009, '秦亚杰', '', '男', to_date('16-12-1963', 'dd-mm-yyyy'), '岗位分析师', to_date('13-07-2005 06:32:30', 'dd-mm-yyyy hh24:mi:ss'), 24991.44, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1010, '刘浩星', '', '男', to_date('28-06-1988', 'dd-mm-yyyy'), '考试专员', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 22645.92, null, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1011, '秦春叶', '', '女', to_date('03-03-1971', 'dd-mm-yyyy'), '网络营销师', to_date('07-07-2007 16:02:04', 'dd-mm-yyyy hh24:mi:ss'), 31653.23, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1012, '陈水花', '', '女', to_date('04-11-1928', 'dd-mm-yyyy'), '考试专员', to_date('29-01-2005 23:21:59', 'dd-mm-yyyy hh24:mi:ss'), 29773.37, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1013, '马付妮', '', '女', to_date('13-06-1958', 'dd-mm-yyyy'), '研发', to_date('17-11-2004 08:54:04', 'dd-mm-yyyy hh24:mi:ss'), 17041.60, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1015, '刘得安', '', '男', to_date('08-10-1952', 'dd-mm-yyyy'), '考试专员', to_date('13-03-2005 23:25:37', 'dd-mm-yyyy hh24:mi:ss'), 30356.99, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1016, '高利芹', '', '女', to_date('27-07-1983', 'dd-mm-yyyy'), '岗位分析师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 25751.36, null, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1017, '刘志刚', '', '男', to_date('16-06-1978', 'dd-mm-yyyy'), '运维工程师', to_date('10-05-2008 13:46:33', 'dd-mm-yyyy hh24:mi:ss'), 22344.73, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1018, '高心立', '', '男', to_date('07-02-1941', 'dd-mm-yyyy'), '网络营销师', to_date('03-03-2005 15:17:07', 'dd-mm-yyyy hh24:mi:ss'), 19981.02, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1019, '徐丽', '11010119790809354X', '男', to_date('09-08-1979', 'dd-mm-yyyy'), '研发', to_date('09-12-2009 18:37:22', 'dd-mm-yyyy hh24:mi:ss'), 10950.33, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1021, '刘志红', '', '男', to_date('28-04-1965', 'dd-mm-yyyy'), '岗位分析师', to_date('20-09-2011 10:51:33', 'dd-mm-yyyy hh24:mi:ss'), 7122.60, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1022, '孔鹏飞', '', '男', to_date('30-03-1986', 'dd-mm-yyyy'), '人力资源师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 7045.28, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1023, '李建坡', '110101731107301 ', '男', to_date('07-11-1973', 'dd-mm-yyyy'), '网络营销师', to_date('04-07-2009 06:28:20', 'dd-mm-yyyy hh24:mi:ss'), 21133.91, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1024, '冯爱敏', '', '女', to_date('18-07-1969', 'dd-mm-yyyy'), '营销专员', to_date('12-09-2005 22:41:06', 'dd-mm-yyyy hh24:mi:ss'), 3360.91, 20, null, 50000.00); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1025, '薛栓成', '110101400710051 ', '男', to_date('10-07-1940', 'dd-mm-yyyy'), '网络营销师', to_date('03-09-2007 14:55:06', 'dd-mm-yyyy hh24:mi:ss'), 12136.65, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1026, '牛伟伟', '11010119851120602X', '女', to_date('20-11-1985', 'dd-mm-yyyy'), '岗位分析师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 6622.66, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1027, '郭香云', '', '女', to_date('15-10-1960', 'dd-mm-yyyy'), '网络营销师', to_date('03-05-2005 13:01:22', 'dd-mm-yyyy hh24:mi:ss'), 26436.18, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1028, '朱花枝', '', '女', to_date('15-05-1956', 'dd-mm-yyyy'), '研发', to_date('11-09-2007 07:41:01', 'dd-mm-yyyy hh24:mi:ss'), 10095.22, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1029, '李岗', '', '男', to_date('16-05-1965', 'dd-mm-yyyy'), '岗位分析师', to_date('09-11-2007 17:26:38', 'dd-mm-yyyy hh24:mi:ss'), 23928.84, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1030, '李军会', '', '男', to_date('15-06-1977', 'dd-mm-yyyy'), '营销专员', to_date('12-05-2007 19:48:21', 'dd-mm-yyyy hh24:mi:ss'), 3492.19, 20, null, 25000.00); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1031, '孙龙举', '', '男', to_date('30-08-1989', 'dd-mm-yyyy'), '运维工程师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 4323.84, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1032, '韩朝旭', '', '男', to_date('27-03-1900', 'dd-mm-yyyy'), '人力资源师', to_date('11-09-2010 17:54:30', 'dd-mm-yyyy hh24:mi:ss'), 13740.92, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1033, '孙少光', '', '男', to_date('27-09-1988', 'dd-mm-yyyy'), '网络营销师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 19778.62, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1035, '邓香敏', '', '女', to_date('16-07-1966', 'dd-mm-yyyy'), '人力资源师', to_date('12-04-2007 17:47:14', 'dd-mm-yyyy hh24:mi:ss'), 29463.38, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1037, '霍振方', '', '男', to_date('07-11-1984', 'dd-mm-yyyy'), '讲师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 23731.31, 40, 1087, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1038, '许双鸽', '110101781217004 ', '女', to_date('17-12-1978', 'dd-mm-yyyy'), '网络营销师', to_date('05-09-2007 18:45:00', 'dd-mm-yyyy hh24:mi:ss'), 16512.52, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1040, '张春红', '', '女', to_date('17-06-1978', 'dd-mm-yyyy'), '运维工程师', to_date('21-11-2004 06:52:30', 'dd-mm-yyyy hh24:mi:ss'), 31728.83, 10, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1041, '卢玉莲', '110101510606004 ', '女', to_date('06-06-1951', 'dd-mm-yyyy'), '人力资源师', to_date('30-03-2009 17:05:45', 'dd-mm-yyyy hh24:mi:ss'), 17596.43, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1042, '李军会', '', '男', to_date('15-06-1977', 'dd-mm-yyyy'), '讲师', to_date('13-06-2008 03:24:47', 'dd-mm-yyyy hh24:mi:ss'), 8443.59, 50, 1008, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1043, '朱水娃', '', '男', to_date('03-10-1952', 'dd-mm-yyyy'), '讲师', to_date('11-10-2009 03:40:53', 'dd-mm-yyyy hh24:mi:ss'), 9123.09, 30, 1008, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1045, '高大荣', '', '女', to_date('07-04-1955', 'dd-mm-yyyy'), '考试专员', to_date('07-12-2005 14:56:05', 'dd-mm-yyyy hh24:mi:ss'), 4000.00, 10, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1046, '秦付根', '', '男', to_date('03-01-1953', 'dd-mm-yyyy'), '讲师', to_date('10-12-2004 22:51:51', 'dd-mm-yyyy hh24:mi:ss'), 16420.33, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1047, '樊增妮', '110101410715352 ', '女', to_date('15-07-1941', 'dd-mm-yyyy'), '网络营销师', to_date('02-12-2005 14:41:54', 'dd-mm-yyyy hh24:mi:ss'), 13316.01, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1048, '宋素敏', '11010119720111458X', '女', to_date('11-02-1972', 'dd-mm-yyyy'), '岗位分析师', to_date('26-09-2004 12:15:57', 'dd-mm-yyyy hh24:mi:ss'), 2142.92, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1049, '李记', '', '男', to_date('25-03-1948', 'dd-mm-yyyy'), '网络营销师', to_date('23-03-2006 19:12:45', 'dd-mm-yyyy hh24:mi:ss'), 13866.09, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1050, '秦单风', '', '女', to_date('15-11-1989', 'dd-mm-yyyy'), '考试专员', to_date('21-10-2012 05:31:34', 'dd-mm-yyyy hh24:mi:ss'), 21419.38, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1051, '秦占豪', '', '男', to_date('03-09-1985', 'dd-mm-yyyy'), '讲师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 31564.79, 40, 1087, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1054, '张利娟', '', '女', to_date('17-01-1979', 'dd-mm-yyyy'), '网络营销师', to_date('08-05-2011 22:37:13', 'dd-mm-yyyy hh24:mi:ss'), 7419.99, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1055, '陈向琼', '11010119871010354X', '男', to_date('10-10-1987', 'dd-mm-yyyy'), '讲师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 4000.00, 10, 1087, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1056, '杨晓磊', '', '男', to_date('10-05-1991', 'dd-mm-yyyy'), '研发', to_date('05-04-2012 22:16:05', 'dd-mm-yyyy hh24:mi:ss'), 20812.41, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1057, '黄芳菊', '', '女', to_date('13-11-1966', 'dd-mm-yyyy'), '网络营销师', to_date('04-07-2008 17:36:20', 'dd-mm-yyyy hh24:mi:ss'), 12711.46, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1058, '李红勤', '', '女', to_date('08-09-1972', 'dd-mm-yyyy'), '运维工程师', to_date('01-03-2007 05:57:34', 'dd-mm-yyyy hh24:mi:ss'), 21119.95, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1060, '薛栓成', '110101400710051 ', '男', to_date('10-07-1940', 'dd-mm-yyyy'), '考试专员', to_date('22-08-2007 08:06:47', 'dd-mm-yyyy hh24:mi:ss'), 24544.66, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1061, '高发娃', '', '男', to_date('22-05-1929', 'dd-mm-yyyy'), '运维工程师', to_date('12-12-2004 22:49:04', 'dd-mm-yyyy hh24:mi:ss'), 23458.34, 10, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1062, '李新昌', '', '男', to_date('10-03-1964', 'dd-mm-yyyy'), '研发', to_date('01-04-2011 18:00:33', 'dd-mm-yyyy hh24:mi:ss'), 18605.46, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1065, '赵永刚', '', '男', to_date('31-07-1975', 'dd-mm-yyyy'), '岗位分析师', to_date('05-12-2009 15:00:29', 'dd-mm-yyyy hh24:mi:ss'), 3155.96, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1067, '冯世伟', '', '男', to_date('15-11-1988', 'dd-mm-yyyy'), '讲师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 17854.88, 40, 1087, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1068, '张延付', '', '男', to_date('23-05-1970', 'dd-mm-yyyy'), '岗位分析师', to_date('21-05-2009 10:16:16', 'dd-mm-yyyy hh24:mi:ss'), 24294.43, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1070, '陈粉', '', '女', to_date('20-01-1958', 'dd-mm-yyyy'), '营销专员', to_date('29-06-2011 21:27:04', 'dd-mm-yyyy hh24:mi:ss'), 17708.56, 20, null, 600.00); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1071, '张根祥', '', '男', to_date('12-12-1944', 'dd-mm-yyyy'), '岗位分析师', to_date('06-10-2006 12:14:34', 'dd-mm-yyyy hh24:mi:ss'), 8802.52, null, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1074, '李秋彩', '', '女', to_date('18-11-1974', 'dd-mm-yyyy'), '考试专员', to_date('09-04-2005 01:11:29', 'dd-mm-yyyy hh24:mi:ss'), 19315.97, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1075, '李建玲', '', '女', to_date('16-10-1981', 'dd-mm-yyyy'), '运维工程师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 9023.25, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1076, '张仙', '110101530824316 ', '女', to_date('24-08-1953', 'dd-mm-yyyy'), '考试专员', to_date('09-05-2011 11:15:29', 'dd-mm-yyyy hh24:mi:ss'), 8654.83, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1077, '朱金典', '', '男', to_date('02-10-1968', 'dd-mm-yyyy'), '营销专员', to_date('11-01-2008 11:13:31', 'dd-mm-yyyy hh24:mi:ss'), 6687.97, 20, null, 2700.00); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1079, '孙玉环', '', '女', to_date('05-06-1950', 'dd-mm-yyyy'), '考试专员', to_date('17-11-2008 12:48:12', 'dd-mm-yyyy hh24:mi:ss'), 7490.24, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1080, '邢中景', '', '男', to_date('28-08-1982', 'dd-mm-yyyy'), '运维工程师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 24990.57, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1081, '韩巧真', '', '女', to_date('19-04-1984', 'dd-mm-yyyy'), '人力资源师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 9880.26, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1084, '杜巧琴', '', '女', to_date('03-01-1962', 'dd-mm-yyyy'), '岗位分析师', to_date('13-01-2011 16:11:23', 'dd-mm-yyyy hh24:mi:ss'), 21655.36, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1085, '席妞娃', '', '女', to_date('15-01-1946', 'dd-mm-yyyy'), '运维工程师', to_date('15-08-2008 06:36:11', 'dd-mm-yyyy hh24:mi:ss'), 24615.12, 20, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1087, '薛素粉', '', '女', to_date('04-01-1967', 'dd-mm-yyyy'), '讲师', to_date('10-09-2007 06:07:14', 'dd-mm-yyyy hh24:mi:ss'), 12357.56, null, 1008, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1088, '王雪英', '', '女', to_date('26-11-1933', 'dd-mm-yyyy'), '岗位分析师', to_date('18-02-2006 23:37:15', 'dd-mm-yyyy hh24:mi:ss'), 23670.53, 10, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1089, '刘秀菊', '110101530414306 ', '女', to_date('14-04-1953', 'dd-mm-yyyy'), '研发', to_date('11-09-2004 18:17:49', 'dd-mm-yyyy hh24:mi:ss'), 22608.20, null, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1090, '刘芳芳', '', '女', to_date('21-12-1989', 'dd-mm-yyyy'), '网络营销师', to_date('10-10-2012 00:24:11', 'dd-mm-yyyy hh24:mi:ss'), 9749.45, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1091, '郝方方', '', '女', to_date('16-05-1986', 'dd-mm-yyyy'), '运维工程师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 5944.72, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1092, '赵利萍', '', '女', to_date('06-12-1967', 'dd-mm-yyyy'), '岗位分析师', to_date('01-08-2006 17:26:08', 'dd-mm-yyyy hh24:mi:ss'), 4575.09, 30, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1093, '杨联星', '', '男', to_date('28-12-1953', 'dd-mm-yyyy'), '考试专员', to_date('27-10-2009 08:41:47', 'dd-mm-yyyy hh24:mi:ss'), 24545.93, 40, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1094, '冯焕', '', '女', to_date('09-05-1942', 'dd-mm-yyyy'), '运维工程师', to_date('27-09-2010 18:25:55', 'dd-mm-yyyy hh24:mi:ss'), 21391.42, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1096, '杨晓雨', '', '女', to_date('07-10-1989', 'dd-mm-yyyy'), '营销专员', to_date('07-08-2013 05:49:14', 'dd-mm-yyyy hh24:mi:ss'), 4161.31, 20, null, 2322.00); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1097, '柴帅友', '', '男', to_date('25-10-1985', 'dd-mm-yyyy'), '网络营销师', to_date('24-11-2011 16:08:38', 'dd-mm-yyyy hh24:mi:ss'), 7805.94, 50, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1098, '韩国强', '110101621016003 ', '男', to_date('16-10-1962', 'dd-mm-yyyy'), '研发', to_date('01-09-2007 12:30:52', 'dd-mm-yyyy hh24:mi:ss'), 13755.87, null, null, null); insert into TEACHER (TNO, TNAME, TID, GENDAR, BIRTHDATE, JOB, HIREDATE, SAL, DEPTNO, MGRNO, COMM)
values (1099, '王参妮', '11010119490831352X', '女', to_date('31-08-1949', 'dd-mm-yyyy'), '岗位分析师', to_date('11-10-2005 13:17:18', 'dd-mm-yyyy hh24:mi:ss'), 26627.94, 30, null, null); commit;

数据库脚本

这个有需求一点数学基础,应该初中或者高中都有讲过

1.并集 union(重复数据只显示一次)

--01.并集 union:  得到的结果集是多条slq执行的结果集的集合,重复数据只显示一次

select tno from teacher where tno<1020
union
select tno from teacher where tno>1025

1.并集 union all(重复数据显示多次)

--01.并集 union all:  重复的数据只显示多次
select tno from teacher where tno<1020
union all
select tno from teacher where tno>1010

2.交集 insersect

--02.交集intersect:  取俩个结果集中的公共部分
select tno from teacher where tno<1020
intersect
select tno from teacher where tno>1010

3.补集 minus

--03.补集minus:要求第一条sql语句的查询结果数>第二条sql语句的查询结果数,并且第二个结果集都在第一个结果集中存在
select tno from teacher where tno<1025
minus
select tno from teacher where tno<1020

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